nixpkgs/nixos/tests/home-assistant.nix

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import ./make-test-python.nix ({ pkgs, ... }:
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let
configDir = "/var/lib/foobar";
mqttUsername = "homeassistant";
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mqttPassword = "secret";
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in {
name = "home-assistant";
meta = with pkgs.lib; {
maintainers = with maintainers; [ dotlambda ];
};
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nodes.hass = { pkgs, ... }: {
environment.systemPackages = with pkgs; [ mosquitto ];
services.mosquitto = {
enable = true;
users = {
"${mqttUsername}" = {
acl = [ "pattern readwrite #" ];
password = mqttPassword;
};
};
};
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services.home-assistant = {
inherit configDir;
enable = true;
# includes the package with all tests enabled
package = pkgs.home-assistant;
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config = {
homeassistant = {
name = "Home";
time_zone = "UTC";
latitude = "0.0";
longitude = "0.0";
elevation = 0;
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};
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frontend = {};
mqtt = {
broker = "127.0.0.1";
username = mqttUsername;
password = mqttPassword;
};
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binary_sensor = [{
platform = "mqtt";
state_topic = "home-assistant/test";
payload_on = "let_there_be_light";
payload_off = "off";
}];
logger = {
default = "info";
logs."homeassistant.components.mqtt" = "debug";
};
};
lovelaceConfig = {
title = "My Awesome Home";
views = [{
title = "Example";
cards = [{
type = "markdown";
title = "Lovelace";
content = "Welcome to your **Lovelace UI**.";
}];
}];
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};
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lovelaceConfigWritable = true;
};
};
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testScript = ''
start_all()
hass.wait_for_unit("home-assistant.service")
with subtest("Check that YAML configuration file is in place"):
hass.succeed("test -L ${configDir}/configuration.yaml")
with subtest("lovelace config is copied because lovelaceConfigWritable = true"):
hass.succeed("test -f ${configDir}/ui-lovelace.yaml")
with subtest("Check that Home Assistant's web interface and API can be reached"):
hass.wait_for_open_port(8123)
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hass.succeed("curl --fail http://localhost:8123/lovelace")
with subtest("Toggle a binary sensor using MQTT"):
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# wait for broker to become available
hass.wait_until_succeeds(
"mosquitto_sub -V mqttv311 -t home-assistant/test -u ${mqttUsername} -P '${mqttPassword}' -W 1 -t '*'"
)
hass.succeed(
"mosquitto_pub -V mqttv311 -t home-assistant/test -u ${mqttUsername} -P '${mqttPassword}' -m let_there_be_light"
)
with subtest("Print log to ease debugging"):
output_log = hass.succeed("cat ${configDir}/home-assistant.log")
print("\n### home-assistant.log ###\n")
print(output_log + "\n")
with subtest("Check that no errors were logged"):
assert "ERROR" not in output_log
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# example line: 2020-06-20 10:01:32 DEBUG (MainThread) [homeassistant.components.mqtt] Received message on home-assistant/test: b'let_there_be_light'
with subtest("Check we received the mosquitto message"):
assert "let_there_be_light" in output_log
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'';
})